toDelete := make(map[string]interface{})
instanceProp, err := expandNestedComputeNetworkEndpointInstance(d.Get("instance"), d, config)
if err != nil {
	return err
}
toDelete["instance"] = instanceProp

portProp, err := expandNestedComputeNetworkEndpointPort(d.Get("port"), d, config)
if err != nil {
	return err
}
toDelete["port"] = portProp

ipAddressProp, err := expandNestedComputeNetworkEndpointIpAddress(d.Get("ip_address"), d, config)
if err != nil {
	return err
}
toDelete["ipAddress"] = ipAddressProp

obj = map[string]interface{}{
	"networkEndpoints": []map[string]interface{}{toDelete},
} 